Definitions
There is 1 meaning of the phrase
Relativistic Mass.
Relativistic Mass - as a noun
(physics) the mass of a body in motion relative to the observer: it is equal to the rest mass multiplied by a factor that is greater than 1 and that increases as the magnitude of the velocity increases
Example Sentences
"Einstein's theory of relativity introduces the concept of relativistic mass."
"The relativistic mass of an object increases as its velocity approaches the speed of light."
"The increase in relativistic mass is negligible at everyday speeds."
"The equation for calculating relativistic mass is given by E=mc^2."
"The concept of relativistic mass challenges Newtonian mechanics."